The SET index was up by 0.21 per cent to 847.16 at midday on Monday.
The trading value was at Bt12 billion.
PTT was the most active stock rising 1.2 per cent to Bt338, while TMB Bank jumped 3.5 per cent to Bt1.48. Thai Oil was flat at Bt76, while International Engineering surged 9.4 per cent to Bt3.02. - The Nation